{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["cell line", "RNA", "protein", "DNA"], "input": "We have recently identified and cloned a human transcription factor , TCF-1 , that binds to a functional element in the T lymphocyte-specific enhancer of CD3-epsilon."}
{"cell line": [], "RNA": [], "protein": ["human transcription factor", "TCF-1"], "DNA": []}